Seiko Cal. 4451 - 667

The Seiko 4451-667 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-78261046ebe3]

Also known as: Samurai, Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1975

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